As of September 2026, Grok offers two purchase options: directly via grok.com...

https://bizzmarkblog.com/grok/grok-free-trial-pricing/

As of September 2026, Grok offers two purchase options: directly via grok.com or through X’s platform. There’s no paid-plan trial available. The free tier limits you to about 10 prompts every 2 hours